Download Luxand Blink
Luxand Blink makes your computer more secure by associating username and password with your own face and you can only use your computer after face recognition through your own Web cam. After installing the program, a wizard will help you to setup. First the wizard will auto detect your webcam and will tell you to choose whether you have a lot of Webcam installed and then a screen will appear which will give you more choice to compose yourself just for the scan and it just takes 10 seconds in order to add your image to the database. This handy utility is very user friendly and easy to use.